Feat: Add a language switch drop-down box to the top navigation bar #3221 (#7416)

### What problem does this PR solve?

Feat: Add a language switch drop-down box to the top navigation bar
#3221
### Type of change


- [x] New Feature (non-breaking change which adds functionality)

web/src/layouts/next-header.tsx

@@ -1,39 +1,87 @@
+import { useTheme } from '@/components/theme-provider';
 import { Avatar, AvatarFallback, AvatarImage } from '@/components/ui/avatar';
+import { Badge } from '@/components/ui/badge';
 import { Button } from '@/components/ui/button';
-import { Container } from '@/components/ui/container';
+import {
+  DropdownMenu,
+  DropdownMenuContent,
+  DropdownMenuItem,
+  DropdownMenuTrigger,
+} from '@/components/ui/dropdown-menu';
 import { Segmented, SegmentedValue } from '@/components/ui/segmented';
-import { useTranslate } from '@/hooks/common-hooks';
+import { LanguageList, LanguageMap } from '@/constants/common';
+import { useChangeLanguage } from '@/hooks/logic-hooks';
 import { useNavigatePage } from '@/hooks/logic-hooks/navigate-hooks';
 import { useNavigateWithFromState } from '@/hooks/route-hook';
+import { useFetchUserInfo, useListTenant } from '@/hooks/user-setting-hooks';
+import { TenantRole } from '@/pages/user-setting/constants';
 import { Routes } from '@/routes';
+import { camelCase } from 'lodash';
 import {
   ChevronDown,
+  CircleHelp,
   Cpu,
   File,
   Github,
   House,
   Library,
   MessageSquareText,
+  Moon,
   Search,
-  Zap,
+  Sun,
 } from 'lucide-react';
-import { useCallback, useMemo } from 'react';
+import React, { useCallback, useMemo } from 'react';
+import { useTranslation } from 'react-i18next';
 import { useLocation } from 'umi';
 
+const handleDocHelpCLick = () => {
+  window.open('https://ragflow.io/docs/dev/category/guides', 'target');
+};
+
 export function Header() {
-  const { t } = useTranslate('header');
+  const { t } = useTranslation();
   const { pathname } = useLocation();
   const navigate = useNavigateWithFromState();
   const { navigateToProfile } = useNavigatePage();
 
+  const changeLanguage = useChangeLanguage();
+  const { setTheme, theme } = useTheme();
+
+  const {
+    data: { language = 'English' },
+  } = useFetchUserInfo();
+
+  const handleItemClick = (key: string) => () => {
+    changeLanguage(key);
+  };
+
+  const { data } = useListTenant();
+
+  const showBell = useMemo(() => {
+    return data.some((x) => x.role === TenantRole.Invite);
+  }, [data]);
+
+  const items = LanguageList.map((x) => ({
+    key: x,
+    label: <span>{LanguageMap[x as keyof typeof LanguageMap]}</span>,
+  }));
+
+  const onThemeClick = React.useCallback(() => {
+    setTheme(theme === 'dark' ? 'light' : 'dark');
+  }, [setTheme, theme]);
+
+  const handleBellClick = useCallback(() => {
+    navigate('/user-setting/team');
+  }, [navigate]);
+
   const tagsData = useMemo(
     () => [
-      { path: Routes.Home, name: t('home'), icon: House },
-      { path: Routes.Datasets, name: t('knowledgeBase'), icon: Library },
-      { path: Routes.Chats, name: t('chat'), icon: MessageSquareText },
-      { path: Routes.Searches, name: t('search'), icon: Search },
-      { path: Routes.Agents, name: t('flow'), icon: Cpu },
-      { path: Routes.Files, name: t('fileManager'), icon: File },
+      { path: Routes.Home, name: t('header.home'), icon: House },
+      { path: Routes.Datasets, name: t('header.knowledgeBase'), icon: Library },
+      { path: Routes.Chats, name: t('header.chat'), icon: MessageSquareText },
+      { path: Routes.Searches, name: t('header.search'), icon: Search },
+      { path: Routes.Agents, name: t('header.flow'), icon: Cpu },
+      { path: Routes.Files, name: t('header.fileManager'), icon: File },
     ],
     [t],
   );
@@ -87,30 +135,37 @@ export function Header() {
         value={currentPath}
         onChange={handleChange}
       ></Segmented>
-      <div className="flex items-center gap-4">
-        <Container className="bg-colors-background-inverse-standard hidden xl:flex">
-          V 0.13.0
-          <Button variant="secondary" className="size-8">
-            <ChevronDown />
+      <div className="flex items-center gap-5 text-text-badge">
+        <DropdownMenu>
+          <DropdownMenuTrigger>
+            <div className="flex items-center gap-1">
+              {t(`common.${camelCase(language)}`)}
+              <ChevronDown className="size-4" />
+            </div>
+          </DropdownMenuTrigger>
+          <DropdownMenuContent>
+            {items.map((x) => (
+              <DropdownMenuItem key={x.key} onClick={handleItemClick(x.key)}>
+                {x.label}
+              </DropdownMenuItem>
+            ))}
+          </DropdownMenuContent>
+        </DropdownMenu>
+        <Button variant={'ghost'} onClick={handleDocHelpCLick}>
+          <CircleHelp />
         </Button>
-        </Container>
-        <Container className="px-3 py-2 bg-colors-background-inverse-standard">
-          <Avatar
-            className="w-[30px] h-[30px] cursor-pointer"
-            onClick={navigateToProfile}
-          >
+        <Button variant={'ghost'} onClick={onThemeClick}>
+          {theme === 'light' ? <Sun /> : <Moon />}
+        </Button>
+        <div className="relative">
+          <Avatar className="size-8 cursor-pointer" onClick={navigateToProfile}>
             <AvatarImage src="https://github.com/shadcn.png" />
             <AvatarFallback>CN</AvatarFallback>
           </Avatar>
-          <span className="max-w-14 truncate"> yifanwu92@gmail.com</span>
-          <Button
-            variant="destructive"
-            className="py-[2px] px-[8px] h-[23px] rounded-[4px]"
-          >
-            <Zap />
+          <Badge className="h-5 w-8 absolute font-normal p-0 justify-center -right-8 -top-2 text-text-title-invert bg-gradient-to-l from-[#42D7E7] to-[#478AF5]">
             Pro
-          </Button>
-        </Container>
+          </Badge>
+        </div>
       </div>
     </section>
   );

web/src/pages/add-knowledge/components/knowledge-file/index.tsx

@@ -164,8 +164,7 @@ const KnowledgeFile = () => {
         text: t(`runningStatus${value}`),
         value: value,
       })),
-      onFilter: (value: string | number | boolean, record: IDocumentInfo) =>
-        record.run === value,
+      onFilter: (value, record: IDocumentInfo) => record.run === value,
       render: (text, record) => {
         return <ParsingStatusCell record={record}></ParsingStatusCell>;
       },